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Altimmune
ALT

Overview Fund Activity

179 hedge funds and large institutions have $145M invested in Altimmune in 2025 Q2 according to their latest regulatory filings, with 39 funds opening new positions, 71 increasing their positions, 39 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
179
Holders Change
+6
Holders Change %
+3.47%
% of All Funds
2.4%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
39
Increased
71
Reduced
39
Closed
31
Calls
$26.2M
Puts
$22.6M
Net Calls
+$3.63M
Net Calls Change
+$458K

Top Buyers

1
CM
Caption Management
Oklahoma
$3.8M
2
Vanguard Group
Vanguard Group
Pennsylvania
$20M
3
Federated Hermes
Federated Hermes
Pennsylvania
$3.54M
4
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$6.27M
5
Citadel Advisors
Citadel Advisors
Florida
$2.03M

Top Sellers

1
BG
Bellevue Group
Switzerland
$0
2
Ameriprise
Ameriprise
Minnesota
$441K
3
Schroder Investment Management Group
Schroder Investment Management Group
United Kingdom
$0
4
Marshall Wace
Marshall Wace
United Kingdom
$85.5K
5
Millennium Management
Millennium Management
New York
$303K
Name Holding Trade Value Shares
Change 		Shares
Change %
TSS
101
Two Sigma Securities
New York
$70.1K +$70.1K +18,111 New
MMA
102
Miracle Mile Advisors
California
$65.9K +$151 +39 +0.2%
NSIM
103
North Star Investment Management
Illinois
$65.8K -$50.3K -13,000 -43%
FCM
104
Fortis Capital Management
Washington
$64.3K – – –
KMWM
105
Keudell/Morrison Wealth Management
Oregon
$63.3K +$63.3K +16,360 New
PFSRSONJ
106
Police & Firemen's Retirement System of New Jersey
New Jersey
$63.1K +$7.67K +1,982 +14%
CUAMC
107
China Universal Asset Management Company
China
$63K +$3.26K +842 +5%
ASN
108
Advisory Services Network
Georgia
$59.4K +$42.4K +11,500 +251%
HWM
109
Horizon Wealth Management
Illinois
$58.1K -$38.7K -10,000 -40%
TRCT
110
Tower Research Capital (TRC)
New York
$57.9K +$40.6K +10,490 +235%
State Board of Administration of Florida Retirement System
111
State Board of Administration of Florida Retirement System
Florida
$55.5K – – –
BCM
112
Bayesian Capital Management
New York
$55.3K +$55.3K +14,300 New
Los Angeles Capital Management
113
Los Angeles Capital Management
California
$54K +$54K +13,947 New
VIA
114
Virtus Investment Advisers
Connecticut
$50.9K -$23.1K -5,965 -31%
Mercer Global Advisors
115
Mercer Global Advisors
Colorado
$49.8K +$8.21K +2,121 +20%
PI
116
PFG Investments
New York
$46.4K -$21.3K -5,500 -31%
EFM
117
E Fund Management
China
$44K -$8.01K -2,070 -15%
1WA
118
180 Wealth Advisors
Washington
$43.7K -$3K -775 -6%
Prudential Financial
119
Prudential Financial
New Jersey
$43.3K +$43.3K +11,195 New
DA
120
DCF Advisers
Connecticut
$41.7K -$42.6K -11,000 -51%
KWA
121
Kingswood Wealth Advisors
California
$40.2K +$40.2K +10,400 New
DFCM
122
Dark Forest Capital Management
Puerto Rico
$39.3K +$39.3K +10,165 New
BNP Paribas Financial Markets
123
BNP Paribas Financial Markets
France
$39.1K +$20.3K +5,253 +108%
GWM
124
Geneos Wealth Management
Colorado
$38.7K -$38.7K -10,000 -50%
Legal & General Group
125
Legal & General Group
United Kingdom
$33.3K -$230K -59,482 -87%
3 4
5
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